CD4043BPWR

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Logic Gate
• Characteristics: Quad NOR R/S Latch with 3-State Outputs
• Package: TSSOP (Thin Shrink Small Outline Package)
• Essence: The CD4043BPWR is a quad NOR R/S latch with 3-state outputs, designed for general-purpose logic applications.
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Supply Voltage Range: 3V to 18V
• High-Level Input Voltage: 2V
• Low-Level Input Voltage: 0.8V
• High-Level Output Voltage: 15V
• Low-Level Output Voltage: 0.1V
• Maximum Quiescent Current: 4μA
• Maximum Operating Temperature: 125°C

Detailed Pin Configuration

The CD4043BPWR has a total of 16 pins arranged as follows:

__ __ | 1|__|16| | 2 15| | 3 14| | 4 13| | 5 12| | 6 11| | 7 10| | 8 9| ‾‾ ‾‾

Functional Features

• Quad NOR R/S Latch: The CD4043BPWR contains four independent NOR R/S latches, allowing for multiple latch operations in a single IC.
• 3-State Outputs: The 3-state outputs provide flexibility in controlling the output signal, allowing it to be driven high, low, or disconnected from the circuit.
• Schmitt Trigger Inputs: The inputs are equipped with Schmitt trigger circuits, ensuring reliable and noise-immune operation.

Advantages and Disadvantages

Advantages: - Versatile: The CD4043BPWR can be used in a wide range of logic applications. - Compact Design: The IC's integration of four latches in a single package saves board space. - 3-State Outputs: The ability to disconnect the output signal provides additional control options.

Disadvantages: - Limited Voltage Range: The supply voltage range is limited to 3V to 18V, which may not be suitable for all applications. - Quiescent Current: The maximum quiescent current of 4μA may be relatively high for low-power applications.

Working Principles

The CD4043BPWR operates based on the NOR latch principle. It uses NOR gates to implement the latch function, where the outputs depend on the inputs and the previous state. The latch can be set or reset by applying appropriate input signals. The 3-state outputs allow the latch to be disconnected from the circuit when necessary.

Detailed Application Field Plans

The CD4043BPWR finds applications in various fields, including:

1. Digital Electronics: The quad NOR R/S latch is commonly used in digital systems for memory storage, data synchronization, and control signal generation.
2. Communication Systems: The IC can be utilized in communication systems for signal routing, multiplexing, and demultiplexing functions.
3. Industrial Automation: The latch can be employed in industrial automation systems for controlling actuators, sensors, and other devices.
4. Automotive Electronics: The CD4043BPWR can be integrated into automotive electronics for signal processing, control logic, and driver assistance systems.

Detailed and Complete Alternative Models

1. CD4043BE: DIP (Dual In-line Package) version of the CD4043BPWR.
2. CD4043BNSR: SOIC (Small Outline Integrated Circuit) version with 2500 units per reel.
3. CD4043BM96: Micro package version with 3000 units per reel.

These alternative models provide similar functionality to the CD4043BPWR and can be chosen based on specific application requirements.

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